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Datums for 8725916, CASEY KEY FL


Elevations on Station Datum

Station: 8725916, CASEY KEY, FL
Status: Accepted (May 25 2011)
Units: Feet
T.M.: 75
Epoch: 1983-2001
Datum: STND
DatumValueDescription
MHHW4.98Mean Higher-High Water
MHW4.68Mean High Water
MTL4.05Mean Tide Level
MSL4.07Mean Sea Level
DTL4.06Mean Diurnal Tide Level
MLW3.41Mean Low Water
MLLW3.14Mean Lower-Low Water
NAVD884.48North American Vertical Datum of 1988
STND0.00Station Datum
GT1.83Great Diurnal Range
MN1.26Mean Range of Tide
DHQ0.30Mean Diurnal High Water Inequality
DLQ0.27Mean Diurnal Low Water Inequality
HWI5.60Greenwich High Water Interval (in hours)
LWI11.87Greenwich Low Water Interval (in hours)
MaximumHighest Observed Water Level
Max Date & Time Highest Observed Water Level Date and Time
MinimumLowest Observed Water Level
Min Date & Time Lowest Observed Water Level Date and Time
HATHighest Astronomical Tide
HAT Date & Time HAT Date and Time
LATLowest Astronomical Tide
LAT Date & Time LAT Date and Time
Tidal Datum Analysis Periods
10/01/1977 - 12/31/1977
To refer water level heights to NAVD88 (North American Vertical Datum of 1988), apply the values located at National Geodetic Survey.




Products available at 8725916 CASEY KEY, FL

Revised: 10/15/2013
NOAA / National Ocean Service
Web site owner: Center for Operational Oceanographic Products and Services